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# arithmetic mean

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noun Statistics.

the mean obtained by adding several quantities together and dividing the sum by the number of quantities: the arithmetic mean of 1, 5, 2, and 8 is 4.

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Also called average.

## Origin of arithmetic mean

First recorded in 1790ā1800

## Words nearby arithmetic mean

aristotype, arith., arithmancy, arithmetic, arithmetician, arithmetic mean, arithmetic progression, -arium, Arius, Ariz., Arizona

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Based on the Random House Unabridged Dictionary, Ā© Random House, Inc. 2022

## How to use arithmetic mean in a sentence

## British Dictionary definitions for arithmetic mean

arithmetic mean

noun

an average value of a set of integers, terms, or quantities, expressed as their sum divided by their numberthe arithmetic mean of 3, 4, and 8 is 5 Often shortened to: mean Also called: average Compare geometric mean

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
Ā© William Collins Sons & Co. Ltd. 1979, 1986 Ā© HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

## Medical definitions for arithmetic mean

arithmetic mean

[ É-rÄthā²mÄ-tÄk ]

n.

The value obtained by calculating the sum of a set of quantities and then dividing that sum by the number of quantities in the set.average

The American HeritageĀ® Stedman's Medical Dictionary
Copyright Ā© 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.

## Scientific definitions for arithmetic mean

arithmetic mean

[ Ärā²Äth-mÄtā²Äk ]

The value obtained by dividing the sum of a set of quantities by the number of quantities in the set. For example, if there are three test scores 70, 83, and 90, the arithmetic mean of the scores is their sum (243) divided by the number of scores (3), or 81. See more at mean. Compare average median mode.

The American HeritageĀ® Science Dictionary
Copyright Ā© 2011. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.